EduSahara
Home
Practice
CBSE
SSC
ICSE
Worksheets
CBSE
SSC
ICSE
Assignments
CBSE
SSC
ICSE
Exams
CBSE
SSC
ICSE
Login
CBSE Board Practice
Generated
20
Correct
0 (0%)
Incorrect
0 (0%)
Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade VII - Exponents and Powers
Question
1
1.
The value of
5
2
−
2
3
14
17
2
17
16
19
Question
2
2.
The value of
-2
(
5
3
)
−
-3
(
-4
3
)
1253
1600
1251
1600
2
(
1251
1600
)
1251
1598
1249
1600
Question
3
3.
Simplify the expression
-5
(
7
4
)
✕
-2
(
7
4
)
-7
(
9
4
)
-8
(
7
4
)
-7
(
5
4
)
-6
(
7
4
)
-7
(
7
4
)
Question
4
4.
j
✕
j
✕
j
✕
k
✕
k
✕
k
=
3
j
3
k
3
j
4
k
3
−
2
j
3
k
3
j
2
k
3
j
3
k
3
Question
5
5.
Find the exponential notation of
(
-15
17
)
✕
(
-15
17
)
✕
(
-15
17
)
✕
(
-15
17
)
4
(
-13
17
)
3
(
-15
17
)
4
(
-15
17
)
(-1)
4
5
(
-15
17
)
Question
6
6.
(
r
11
r
7
)
3
=
r
12
3
r
12
r
18
r
7
r
11
Question
7
7.
p
(-10)
2
t
(-5)
=
t
5
2
p
10
p
5
2
t
10
t
(-5)
2
p
(-10)
2
t
5
p
10
2
t
(-5)
p
(-10)
Question
8
8.
Find the exponential notation of
13
10
✕
13
10
✕
13
10
✕
13
10
✕
13
10
✕
13
10
✕
13
10
✕
13
10
8
(
3
2
)
7
(
13
10
)
8
(
11
10
)
8
(
13
10
)
9
(
13
10
)
Question
9
9.
Simplify
(-5)
-2
✕
(-2)
2
2
2
✕
5
-2
2
0
-2
4
1
Question
10
10.
Find the exponential notation of
-19
✕
-19
✕
-19
✕
-19
✕
-19
(-19)
6
(-21)
5
(-19)
4
(-19)
5
(-16)
5
EduSahara™ Logout
Are you sure you want to logout.
EduSahara™ Login
Please login to access the assignments
Username:
Password: